playurl = 'https://oo.haiqu.vip:2266/myxc\/2019\/07\/20\/\u672c\u5e74\u5ea6\u6700\u53d7\u6b22\u8fce\u5168\u5973\u58f0\u4e2d\u6587\u60c5\u611f\u60c5\u6b4c\u6162\u6447.m4a';